package com.hnevc.xiewenguang;

public class Example02 {

    public static void main(String[] args) {

        for (int i = 1; i <= 4; i++) {

            for (int j = 1; j <= 2 * i - 1; j++)

                System.out.print("*");

            System.out.println();

        }

    }

}

